# The Merchant Shipping (Seamen’s Documents) Regulations 1987, Regulation 10: Production of British Seamen’s Cards


(1) The holder of a British Seaman’s Card shall produce it to the Registrar General of Shipping and Seamen or a superintendent, a proper officer, his employer or the master of his ship, on demand or within such period as the person requiring its production may allow.
(2) A person who fails to produce his British Seaman’s Card in pursuance of a requirement made under this regulation shall be guilty of an offence.

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Source: https://www.legislation.gov.uk/uksi/1987/408/regulation/10 (the official version)
Page: https://openlegislation.uk/merchant-shipping-seamens-documents-regulations-1987/regulation-10
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.